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Mathematics, 29.04.2021 21:50 angel213326
A contractor knows from experience that a local machine shop produces for a piece of their equipment round steel rods that need frequent replacement. A number of these rods have been purchased over the years and measurements show them to have a population mean and standard deviation of 0.25 inches and 0.00025 inches. Question: What percent of the rods have diameters between 0.249375 and 0.250625 inches
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A contractor knows from experience that a local machine shop produces for a piece of their equipment...
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